JPH10218279A - Protection cover for liquid crystal display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a protection cover which protects easily and more perfectly a liquid crystal display from impulses or pressure from the external side on transporting or keeping it. SOLUTION: This is a protection cover 2 for a liquid crystal display 1 surrounded by a frame 1b at the periphery of a liquid crystal display panel 1a, on transporting or keeping it. And the cover is constituted of a pair of holding parts 2a supporting a pair of oppositely arranged side faces of the frame 1b of the liquid crystal display 1 and a cover body 2b connected to a pair of holding parts 2a at both ends and extended to a direction in which at least both ends separates from the liquid crystal display panel 1a.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a protective cover for a liquid crystal display (hereinafter referred to as a protective cover). More specifically, the present invention relates to a protective cover that can easily and more completely protect a liquid crystal display device from external impact or pressure during transportation or storage.

[0002]

2. Description of the Related Art In a liquid crystal display device, since a liquid crystal display panel is constituted by a pair of glass substrates facing each other, it is generally not so strong against shock and pressure. Therefore, during transportation or storage, it is necessary to protect the liquid crystal display device from external impact and pressure.

FIGS. 5 and 6 are views showing a method conventionally used for transporting or storing a liquid crystal display device, for example.

FIG. 5 shows a protection means when a single liquid crystal display device is transported or stored. In FIG. 5, 11 is a liquid crystal display device, 12 is a glass surface protection sheet, 13 is a protection cushion, and 14 is an outer box. The liquid crystal display device 11 includes a liquid crystal display panel 11a composed of a pair of glass substrates, and a frame 11b surrounding the entire side surface and rear surface of the liquid crystal display panel 11a.

When the liquid crystal display device 11 shown in FIG. 5 is transported or stored, first, a glass surface protection sheet 12 is attached to the front surface (the upper surface in FIG. 5) of the liquid crystal display panel 11a of the liquid crystal display device 11. Protecting the front surface of the liquid crystal display panel 11a,
Is entirely covered with a protective cushion 13, and then stored in an outer box 14.
The liquid crystal display device 11 is transported or stored.

As another example, FIG. 6 shows a protection means when a plurality of liquid crystal display devices are transported or stored. In FIG. 6, reference numeral 21 denotes a liquid crystal display device;
Is a glass surface protection sheet, 24 is an exterior box, and 25 is a partition plate. The liquid crystal display device 21 includes, similarly to the liquid crystal display device 11, a liquid crystal display panel including a pair of glass substrates,
It comprises a frame surrounding the entire side surface and the rear surface of the liquid crystal display panel.

When the liquid crystal display device 21 shown in FIG. 6 is transported or stored, first, a glass surface protection sheet 22 is attached to the front surface of the liquid crystal display panel of the liquid crystal display device 21 so that the front surface of the liquid crystal display panel is removed. Then, the liquid crystal display device 21 is protected by the slot 25 of the partition plate 25.
a, and then stored in the outer box 24, and the liquid crystal display device 21 is transported or stored while being stored in the outer box 24.

[0008]

In the conventional method of transporting or storing a liquid crystal display device as shown in FIGS. 5 and 6, the surface of the liquid crystal display panels of the liquid crystal display devices 11 and 21 always has a protective cushion 13 or a partition. Since it is in contact with the plate 25, an external impact or pressure is transmitted to the liquid crystal display panel via the protective cushion 13 or the partition plate 25, and it is difficult to completely protect the surface of the liquid crystal display panel. is there.

For example, when excessive pressure is applied from the outside, the surface of the liquid crystal display panel made of glass may be damaged or the liquid crystal display panel may be damaged.

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and a protective cover capable of easily and more completely protecting a liquid crystal display device from external impact or pressure during transportation or storage. The purpose is to provide.

[0011]

The protective cover of the present invention comprises:
A protective cover for protecting the liquid crystal display device when transporting or storing the liquid crystal display device surrounded by a frame around the liquid crystal display panel, and holding a pair of opposite side surfaces of the frame of the liquid crystal display device. And a cover body having both ends connected to the pair of holding portions, and at least both ends extending in a direction away from the liquid crystal display panel. .

It is preferable that the pair of holding portions and the cover main body have at least twice the length of the side surface of the liquid crystal display device.

Preferably, the pair of holding portions and the cover body are made of a synthetic resin.

Preferably, the synthetic resin is a styrene resin or a vinyl chloride resin.

It is preferable that the pair of holding portions and the cover body are integrally formed.

It is preferable that a cover for closing at least the front and rear openings of the cover body is provided.

It is preferable that a reinforcing rib is provided on the cover body.

The protective cover according to the present invention comprises a pair of holding portions for holding the frame, and a cover body extending in a direction away from the liquid crystal display panel.
Even when the protective cover is attached to the liquid crystal display device, the protective cover does not contact the liquid crystal display panel. That is, since a space is formed between the front surface of the liquid crystal display panel and the cover body, it is possible to completely protect the liquid crystal display panel from external impact or pressure during transportation or storage (so-called mechanical stress). it can.

Further, when the protective cover of the present invention is mounted on the liquid crystal display device, the pair of holding portions hold opposite sides of the frame of the liquid crystal display device.
Can be easily mounted.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a protective cover according to the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective explanatory view showing an embodiment of the protective cover of the present invention, FIG. 2 is a perspective explanatory view showing another embodiment of the protective cover of the present invention, and FIG. 3 is still another example of the protective cover of the present invention. FIG. 4 is a perspective explanatory view of a protective cover having a lid showing an embodiment, and FIG. 4 is a perspective explanatory view of a protective cover having a reinforcing rib showing still another embodiment of the protective cover of the present invention. Embodiment 1 FIG. FIG. 1 shows a protective cover 2 for protecting the liquid crystal display device 1 when a single product of the liquid crystal display device 1 is transported or stored.

The liquid crystal display device 1 to be protected comprises a liquid crystal display panel 1a composed of a pair of glass substrates, and a frame 1b surrounding the entire side surface and rear surface of the liquid crystal display panel 1a. That is, only the front surface of the liquid crystal display panel 1a is exposed to the outside, and the other portions are covered with the frame 1b.

The protective cover 2 includes a pair of holding portions 2a and a cover body 2b.

The pair of holding portions 2a are configured to hold a pair of opposite side surfaces of the frame 1b of the liquid crystal display device 1.
A guide member having a U-shaped cross section is used.

The cover body 2b is configured such that both ends 2c are connected to the pair of holding portions 2a, and both ends 2c extend in a direction away from the liquid crystal display panel 1a.
In the cover body 2b shown in FIG. 1, only both ends 2c extend in a direction away from the liquid crystal display panel 1a, and the other portions (portions 2d between the both ends 2c) extend substantially parallel to the liquid crystal display panel 1a. However, the present invention is not limited to this.
a. For example, part 2
1 may be bent upward in FIG. 1 so that d has a chevron or arc-shaped cross-sectional shape.
Since d is higher in bending stiffness than in the case of a flat surface, d becomes stronger against mechanical stress, and the liquid crystal display panel 1a
Can be more completely protected from external impact or pressure. Further, the same effect as described above can be obtained even if the end portions 2c and the portions 2d have a continuous mountain-shaped or arc-shaped cross-sectional shape.

The pair of holding portions 2a and the cover body 2
b can be made of various materials such as synthetic resin, rubber and metal. For example, if it is made of a synthetic resin such as a styrene resin or a vinyl chloride resin, it can be easily and inexpensively molded by a molding method such as injection molding, extrusion molding, or compression molding. Moreover, since the appropriate rigidity is obtained, the protective cover 2 can be used without damaging the liquid crystal display device 1.
In addition, it is possible to provide an effect that external impact or pressure is absorbed by a slight deformation of the cover main body 2b (a degree that the cover main body 2b does not contact the liquid crystal display panel 1a).

Among the above synthetic resins, particularly excellent effects such as an antistatic effect can be obtained by adding carbon to the styrene resin or applying an antistatic agent to the surface of the vinyl chloride resin. .

Further, the pair of holding portions 2a and the cover main body 2b are integrally formed using the synthetic resin or the like by a molding method such as injection molding, extrusion molding, compression molding, etc., so that it is easier and less expensive. Molded. Moreover, since the pair of holding portions 2a and the cover main body 2b are integrated, the overall rigidity of the protective cover 2 is increased.

Although the embodiment has been described by taking an example of integral molding, the present invention is not limited to this.
After the pair of holding portions 2a and the cover main body 2b are manufactured separately, they may be fixed to each other by adhesion or welding.

When a single product of the liquid crystal display device 1 is protected by using the protective cover 2 of FIG. 1 configured as described above, the pair of holding portions 2a of the protective cover 2 oppose the frame 1b of the liquid crystal display device 1. By holding a pair of side surfaces
The front surface (the upper surface in FIG. 1) of the liquid crystal display panel 1b can be easily protected by the cover body 2b.

When the protective cover 2 is mounted on the liquid crystal display device 1, the protective cover 2 does not contact the liquid crystal display panel 1a, and a space is formed between the front surface of the liquid crystal display panel 1a and the cover body 2b. Therefore, the liquid crystal display panel 1a
Since there is no physical contact with the front surface of the liquid crystal display panel, the liquid crystal display panel can be completely protected from external impact or pressure during transportation or storage.

After that, the protective cover 2 is attached to the liquid crystal display device 1.
While the liquid crystal display device 1 and the protective cover 2 are placed in a slot (not shown) of the partition plate while the liquid crystal display device 1 and the protective cover 2 are covered with a cushion (not shown). Transported or stored in the stored state.

Embodiment 2 FIG. In the first embodiment, the case where the single liquid crystal display device 1 is protected has been described. However, as in the case of the second embodiment, the case where the plurality of liquid crystal display devices 1 are protected by one protective cover 2. Can be applied in the same way. In FIG. 2, the pair of holding portions and the cover body of the protective cover 1 are at least twice as long as the liquid crystal display device (usually n times as long, where n is an integer of 2 or more). 2 shows a protective cover 2 which is extended in the front-rear direction so that a plurality of liquid crystal display devices 1 can be protected and stored at one time. Other configurations are common to those in the first embodiment.

When the plurality of liquid crystal display devices 1 are protected by using the protective cover 2 having such a configuration, as shown in FIG. 2, the liquid crystal display device 1 is moved from the front or rear opening 5 of the protective cover 2. The protective cover 2 is inserted into a pair of holding portions 2a.
By holding a pair of opposing side surfaces of the frame 1b of the liquid crystal display device 1 with, the front surfaces (upper surfaces in FIG. 2) of the liquid crystal display panels 1a of the plurality of liquid crystal display devices 1 can be protected by the cover body 2b.

Embodiment 3 The protective cover 2 shown in FIG. 3 has the cover 3 provided in the opening 5 in front and behind the protective cover 2 of the first embodiment. Other configurations are common to those in the first embodiment.

The lid 3 is connected to the cover main body 2 b via the thin portion 6.
When the lid 3 is closed, the front surface of the liquid crystal display panel 1a is shielded from the outside by the cover body 2b and the lid 3, so that the dustproof effect is improved.

On the periphery of the lid 3, a flange 3a is provided extending in the front-back direction of the protective cover 2. When the lid 3 is closed, the flange 3a is fitted to the holding portion 2a from the outside, so that the lid 3 can be firmly fixed in the closed state. As a result, the rigidity of the protective cover 2 can be further increased, and the dustproof effect can be further improved.

Embodiment 4 The protective cover 2 shown in FIG. 4 has a configuration in which the reinforcing ribs 4 are provided on the cover body 2b of the protective cover 2 of the first embodiment. Other configurations are common to those in the first embodiment.

The ribs 4 are provided along the width direction of the protective cover 2 on the upper surface of the cover body 2b, for example, as shown in FIG. 4, in order to improve the rigidity of the cover body 2b. Accordingly, the cover main body 2b is less likely to be deformed, and there is no fear that the cover main body 2b will come into contact with the front surface of the liquid crystal display panel 1a even if an excessive impact or pressure is applied from the outside.

In the fourth embodiment, the protective cover 2
The rib 4 extending in the width direction has been described as an example, but the present invention is not limited to this, and the rigidity of the cover body 2b is improved even if it extends in the axial direction or diagonal direction of the cover body 2b. Can be done. Moreover, the rib 4 may be a continuous plate-shaped body, or a rectangular or block-shaped rib may be provided. Further, the rib 4 is provided on the cover body 2.
b may be provided on the lower surface side.

In the above-described first to fourth embodiments, it is not particularly limited whether the pair of opposed side surfaces of the frame 1b held by the holding portion 2 is vertical or horizontal.
If the dimensions of the pair of holding portions 2a and the cover main body 2b are appropriately changed, the present invention can be applied to both vertical and horizontal directions.

[0041]

According to the present invention, the liquid crystal display device can be easily and completely protected from external impact or pressure during transportation or storage. In addition, since it is not necessary to attach a conventionally used surface protection sheet, the packing work before transportation and the like becomes easy and quick.

[Brief description of the drawings]

FIG. 1 is a perspective explanatory view showing one embodiment of a protective cover of the present invention.

FIG. 2 is an explanatory perspective view showing another embodiment of the protective cover of the present invention.

FIG. 3 is a perspective explanatory view of a protective cover having a lid showing still another embodiment of the protective cover of the present invention.

FIG. 4 is a perspective explanatory view of a protective cover having a reinforcing rib showing still another embodiment of the protective cover of the present invention.

FIG. 5 is a cross-sectional view showing a method of protecting a liquid crystal display device when a single product of a conventional liquid crystal display device is transported or stored.

FIG. 6 is a perspective view showing a conventional method for protecting a liquid crystal display device when a plurality of liquid crystal display devices are transported or stored.

[Explanation of symbols]

 Reference Signs List 1 liquid crystal display device 1a liquid crystal display panel 1b frame 2 protective cover 2a holding portion 2b cover body 3 lid 4 rib

Claims (7)

[Claims] 1. A protective cover for a liquid crystal display device for protecting the liquid crystal display device when transporting or storing the liquid crystal display device, wherein the liquid crystal display panel is surrounded by a frame. A pair of holding portions for holding a pair of opposing side surfaces of the frame, and a cover having both ends connected to the pair of holding portions, and at least both ends extending in a direction away from the liquid crystal display panel. Protective cover for liquid crystal display device consisting of main body. 2. The protective cover for a liquid crystal display device according to claim 1, wherein the pair of holding portions and the cover main body have a length at least twice as long as a side length of the liquid crystal display device. 3. The protective cover for a liquid crystal display device according to claim 1, wherein the pair of holding portions and the cover main body are made of a synthetic resin. 4. The protective cover for a liquid crystal display device according to claim 3, wherein said synthetic resin is a styrene resin or a vinyl chloride resin. 5. The protective cover for a liquid crystal display device according to claim 1, wherein the pair of holding portions and the cover body are integrally formed. 6. The protective cover for a liquid crystal display device according to claim 1, further comprising a lid for closing at least front and rear openings of the cover main body. 7. The protective cover according to claim 1, wherein a reinforcing rib is provided on the cover body.